Cognomen Nourbek (Нурбек 
, Nourbek) , globally, is a common family name. The family name Nourbek is characteristic of Kyrgyzstan, where it is a common surname, Azerbaijan, where it is quite a rare surname, and Kazakhstan, where it is a rare surname. In absolute terms, the name is most common in Kyrgyzstan, Russia, and Azerbaijan. More frequently, Nourbek is the forename as well as the last name.